test-isatty.c

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Hash : b1fcec6d
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Date : 2025-09-10T23:22:53

Remove support for IRIX.

* all-modules: Update comments.
* build-aux/install-reloc: Likewise.
* build-aux/reloc-ldflags: Likewise.
* gnulib-tool: Likewise.
* gnulib-tool.py: Likewise.
* gnulib-tool.sh: Likewise.
* lib/aligned-malloc.h: Likewise.
* lib/boot-time.c: Likewise.
* lib/c32is-impl.h: Likewise.
* lib/c32srtombs-state.c: Likewise.
* lib/c32to-impl.h: Likewise.
* lib/c32width.c: Likewise.
* lib/errno.in.h: Likewise.
* lib/euidaccess.c: Likewise.
* lib/fbufmode.c: Likewise.
* lib/fenv-except-state-get.c: Likewise.
* lib/fenv-except-state-set.c: Likewise.
* lib/fenv-except-tracking-clear.c: Likewise.
* lib/fenv-except-tracking-set.c: Likewise.
* lib/fenv-except-tracking-test.c: Likewise.
* lib/fenv-except-trapping.c: Likewise.
* lib/fenv-round.c: Likewise.
* lib/fflush.c: Likewise.
* lib/fileblocks.c: Likewise.
* lib/forkpty.c: Likewise.
* lib/fpending.c: Likewise.
* lib/fpurge.c: Likewise.
* lib/freadable.c: Likewise.
* lib/freadahead.c: Likewise.
* lib/freading.c: Likewise.
* lib/freadptr.c: Likewise.
* lib/freadseek.c: Likewise.
* lib/fseeko.c: Likewise.
* lib/fseterr.c: Likewise.
* lib/fsusage.c: Likewise.
* lib/fwritable.c: Likewise.
* lib/fwriting.c: Likewise.
* lib/getdomainname.c: Likewise.
* lib/idpriv-drop.c: Likewise.
* lib/idpriv-droptemp.c: Likewise.
* lib/limits.in.h: Likewise.
* lib/mbrtoc16.c: Likewise.
* lib/mbrtoc32.c: Likewise.
* lib/mbsrtoc32s-state.c: Likewise.
* lib/mbsrtowcs-state.c: Likewise.
* lib/mbtowc-lock.h: Likewise.
* lib/minmax.h: Likewise.
* lib/netdb.in.h: Likewise.
* lib/pipe-filter-ii.c: Likewise.
* lib/posix_openpt.c: Likewise.
* lib/ptsname_r.c: Likewise.
* lib/readutmp.c: Likewise.
* lib/readutmp.h: Likewise.
* lib/resource-ext.h: Likewise.
* lib/safe-read.h: Likewise.
* lib/safe-write.h: Likewise.
* lib/save-cwd.c: Likewise.
* lib/stdbool.in.h: Likewise.
* lib/striconv.c: Likewise.
* lib/striconveh.c: Likewise.
* lib/termcap.h: Likewise.
* lib/terminfo.h: Likewise.
* lib/unistd.in.h: Likewise.
* lib/vasnprintf.c: Likewise.
* lib/wcrtomb.c: Likewise.
* lib/wcsrtombs-state.c: Likewise.
* m4/fenv-environment.m4: Likewise.
* m4/fenv-exceptions-state.m4: Likewise.
* m4/fenv-exceptions-tracking.m4: Likewise.
* m4/fenv-rounding.m4: Likewise.
* m4/fmod.m4: Likewise.
* m4/getdomainname.m4: Likewise.
* m4/getloadavg.m4: Likewise.
* m4/getopt.m4: Likewise.
* m4/hypot.m4: Likewise.
* m4/hypotf.m4: Likewise.
* m4/hypotl.m4: Likewise.
* m4/iconv.m4: Likewise.
* m4/intl-thread-locale.m4: Likewise.
* m4/largefile.m4: Likewise.
* m4/libdl.m4: Likewise.
* m4/locale-ja.m4: Likewise.
* m4/locale_h.m4: Likewise.
* m4/log.m4: Likewise.
* m4/log10.m4: Likewise.
* m4/log10f.m4: Likewise.
* m4/logf.m4: Likewise.
* m4/modf.m4: Likewise.
* m4/modff.m4: Likewise.
* m4/modfl.m4: Likewise.
* m4/pthread-rwlock.m4: Likewise.
* m4/semaphore.m4: Likewise.
* m4/socklen.m4: Likewise.
* m4/stdint.m4: Likewise.
* m4/strtod.m4: Likewise.
* m4/strtof.m4: Likewise.
* m4/strtold.m4: Likewise.
* modules/sigsegv: Likewise.
* posix-modules: Likewise.
* pygnulib/GLImport.py: Likewise.
* tests/init.sh: Likewise.
* tests/test-echo.sh: Likewise.
* tests/test-isatty.c: Likewise.
* tests/test-math-h.c: Likewise.
* tests/test-nonblocking-pipe.h: Likewise.
* tests/test-nonblocking-socket.h: Likewise.
* tests/test-strtod.h: Likewise.
* tests/test-strtof.h: Likewise.
* tests/test-strtold.h: Likewise.
* tests/test-vasnprintf.c: Likewise.
* tests/test-vasnwprintf.c: Likewise.

Download

tests/test-isatty.c

/* Test isatty() function.
   Copyright (C) 2011-2025 Free Software Foundation, Inc.

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */

#include <config.h>

#include <unistd.h>

#include "signature.h"
SIGNATURE_CHECK (isatty, int, (int));

#include <errno.h>
#include <fcntl.h>

#include "macros.h"

/* The name of the "always silent" device.  */
#if defined _WIN32 && ! defined __CYGWIN__
/* Native Windows API.  */
# define DEV_NULL "NUL"
#else
/* Unix API.  */
# define DEV_NULL "/dev/null"
#endif

int
main (void)
{
  const char *file = "test-isatty.txt";

  /* Test behaviour for invalid file descriptors.  */
  {
    errno = 0;
    ASSERT (isatty (-1) == 0);
    ASSERT (errno == EBADF
            || errno == 0 /* seen on Solaris 10 */
           );
  }
  {
    close (99);
    errno = 0;
    ASSERT (isatty (99) == 0);
    ASSERT (errno == EBADF
            || errno == 0 /* seen on Solaris 10 */
           );
  }
#ifdef AT_FDCWD
  {
    errno = 0;
    ASSERT (isatty (AT_FDCWD) == 0);
    ASSERT (errno == EBADF
            || errno == 0 /* seen on Solaris 10 */
           );
  }
#endif

  /* Test behaviour for regular files.  */
  {
    int fd;

    fd = open (file, O_WRONLY|O_CREAT|O_TRUNC, 0644);
    ASSERT (0 <= fd);
    ASSERT (write (fd, "hello", 5) == 5);
    ASSERT (close (fd) == 0);

    fd = open (file, O_RDONLY);
    ASSERT (0 <= fd);
    ASSERT (! isatty (fd));
    ASSERT (close (fd) == 0);
  }

  /* Test behaviour for pipes.  */
  {
    int fd[2];

    ASSERT (pipe (fd) == 0);
    ASSERT (! isatty (fd[0]));
    ASSERT (! isatty (fd[1]));
    ASSERT (close (fd[0]) == 0);
    ASSERT (close (fd[1]) == 0);
  }

  /* Test behaviour for /dev/null.  */
  {
    int fd;

    fd = open (DEV_NULL, O_RDONLY);
    ASSERT (0 <= fd);
    ASSERT (! isatty (fd));
    ASSERT (close (fd) == 0);
  }

  ASSERT (unlink (file) == 0);

  return test_exit_status;
}

Download

kc3-lang/gnulib/tests/test-isatty.c

Commit

tests/test-isatty.c